[. . . ] · Model 26-4366 includes a special Aperture Setting Control feature. This allows the user to reduce the brightness of the image by adjusting the Brightness Control Ring. Therefore, the user can use model 26-4366 in daylight conditions with the lens cap off as long as the brightness control is at the lowest setting. Power Button · To use the scope and Illuminator, depress and hold the Power Button. [. . . ] It is the acceleration of electrons, which provides gain and enhances the image. This is a Generation I device. Spots In The Image · You may see spots in the image. These vary from scope to scope and are cosmetic blemishes inside the scope. These are normal for Night Vision Scopes and are NOT a defect. TROUBLESHOOTING Scope will not turn on. Check that the batteries are installed properly. Check the battery contacts to ensure they are clean and free of corrosion. Press and hold the power button firmly and completely. GETTING STARTED Installing Batteries · With a screwdriver, unscrew the battery compartment cover. · Insert two AA batteries into the compartment according to the + and ­ markings on the cover. · Replace the battery compartment cover. Flathead Screwdriver Image is not focused. Adjust the focus on the Focusing Eyepiece. For a focused image, you must be a certain distance from the object you are viewing. Refer to the following chart for the recommended minimum viewing range. If still no improvement, clean the lenses; they may be foggy or dusty. Model 26-2429 Magnification 2. 4x 3. 6x 4. 3x Objective Size 29mm 52mm 66mm Viewing Range (ft. ) 1. 1 - 300 12 - 350 16 - 450 Installing The Illuminator · Your Bushnell Night Vision product includes an infrared illuminator. This allows you to see in complete darkness when no ambient light source is available. · Remove the black cover from the accessory illuminator attachment on the scope. [. . . ] In the event of a defect under this warranty, we will, at our option, repair or replace the product, provided that you return the product postage prepaid. This warranty does not cover damages caused by misuse or improper handling, installation or maintenance of the product. Any return made under this warranty must be accompanied by the items listed below: 1) A check in the amount of $15. 00 to cover the cost of handling 2) Name and address for product return 3) An explanation of the defect 4) Product should be well packed in a sturdy outside shipping carton to prevent damage in transit and return postage prepaid to the address listed below: IN U. S. A. [. . . ]